Base | Representation |
---|---|
bin | 1011000110001111000… |
… | …11001111000001011100 |
3 | 1100110012210200012221200 |
4 | 11203013203033001130 |
5 | 22221403041241404 |
6 | 451100305555500 |
7 | 36356044142400 |
oct | 5430743170134 |
9 | 1313183605850 |
10 | 381305024604 |
11 | 13778a822709 |
12 | 61a96345b90 |
13 | 29c5943a71a |
14 | 14653349100 |
15 | 9dba511839 |
hex | 58c78cf05c |
381305024604 has 216 divisors, whose sum is σ = 1159176485376. Its totient is φ = 105266952000.
The previous prime is 381305024531. The next prime is 381305024699. The reversal of 381305024604 is 406420503183.
381305024604 is a `hidden beast` number, since 3 + 81 + 30 + 502 + 46 + 0 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 37781599 + ... + 37791689.
Almost surely, 2381305024604 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 381305024604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579588242688).
381305024604 is an abundant number, since it is smaller than the sum of its proper divisors (777871460772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381305024604 is a wasteful number, since it uses less digits than its factorization.
381305024604 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10837 (or 10825 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 36.
Adding to 381305024604 its reverse (406420503183), we get a palindrome (787725527787).
The spelling of 381305024604 in words is "three hundred eighty-one billion, three hundred five million, twenty-four thousand, six hundred four".
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